Probability of aurora in San Francisco
Probability of aurora in San Francisco
Probability of aurora as of end of day, January 16, 2026, San Francisco time
0 %
San Francisco
Aurora intensity index
Auroral intensity index as of the end of January 16, 2026, San Francisco time
Aurora over North America
Changes in the auroral oval on January 16, 2026 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on January 16, 2026 in the northern hemisphere, Coordinated Universal Time (UTC)
Probability of aurora in cities of United States
Estimated probabilities for cities in United States as of end of day January 16, 2026.
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
0 %
Seattle
0 %
Detroit
0 %
Portland
0 %
Boston
0 %
Madison
1 %
Bismarck
0 %
Olympia
0 %
Helena
0 %
Saint Paul
13 %
Fairbanks
4 %
Anchorage
6 %
Juneau
1 %
Hooper Bay
5 %
Nome
9 %
Kotzebue
11 %
Utqiagvik
1 %
Bethel
6 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from January 15 to 16, 2026, San Francisco time
Diary
- 12.11.2026 Space weather on November 12, 2026
- 11.11.2026 Space weather on November 11, 2026
- 10.11.2026 Space weather on November 10, 2026